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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Any one who can help me out of these Exceptions?
<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>It is tiring me.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<p class=MsoAutoSig><b><i><font size=3 color=navy face="Times New Roman"><span
style='font-size:12.0pt;color:navy;font-weight:bold;font-style:italic'>Thanks
& Regards,<o:p></o:p></span></font></i></b></p>
<p class=MsoAutoSig><b><i><font size=3 color=navy face="Times New Roman"><span
style='font-size:12.0pt;color:navy;font-weight:bold;font-style:italic'>Hari
Kishan T<o:p></o:p></span></font></i></b></p>
</div>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> rules-users-bounces@lists.jboss.org
[mailto:rules-users-bounces@lists.jboss.org] <b><span style='font-weight:bold'>On
Behalf Of </span></b>HariKishan<br>
<b><span style='font-weight:bold'>Sent:</span></b> Wednesday, September 21,
2011 3:48 PM<br>
<b><span style='font-weight:bold'>To:</span></b> 'Rules Users List'<br>
<b><span style='font-weight:bold'>Subject:</span></b> [rules-users] Getting
Exception while running rules continuously onthe Event Streams.</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face="Courier New"><span
style='font-size:10.0pt;font-family:"Courier New"'>Please find attached the
rule Code (.drl) below.<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face="Courier New"><span
style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face="Courier New"><span
style='font-size:10.0pt;font-family:"Courier New"'>Frequently getting this
below Exception while running rules.<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face="Courier New"><span
style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'>Exception caught while executing action: org.drools.reteoo.PropagationQueuingNode$PropagateAction@41c317<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><u><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'>java.lang.NullPointerException</span></font></u><font size=2
color=red face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'><o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.util.LeftTupleList.toArray(<u>LeftTupleList.java:106</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.util.LeftTupleList.toArray(<u>LeftTupleList.java:11</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.reteoo.CollectNode.assertObject(<u>CollectNode.java:256</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(<u>SingleObjectSinkAdapter.java:42</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.reteoo.RightInputAdapterNode.assertLeftTuple(<u>RightInputAdapterNode.java:135</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(<u>SingleLeftTupleSinkAdapter.java:117</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(<u>SingleLeftTupleSinkAdapter.java:28</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.reteoo.FromNode.evaluateAndPropagate(<u>FromNode.java:156</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.reteoo.FromNode.assertLeftTuple(<u>FromNode.java:104</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.reteoo.CompositeLeftTupleSinkAdapter.doPropagateAssertLeftTuple(<u>CompositeLeftTupleSinkAdapter.java:145</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.reteoo.CompositeLeftTupleSinkAdapter.propagateAssertLeftTuple(<u>CompositeLeftTupleSinkAdapter.java:39</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.reteoo.JoinNode.assertObject(<u>JoinNode.java:175</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(<u>SingleObjectSinkAdapter.java:42</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.reteoo.PropagationQueuingNode$AssertAction.execute(<u>PropagationQueuingNode.java:326</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.reteoo.PropagationQueuingNode.propagateActions(<u>PropagationQueuingNode.java:221</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.reteoo.PropagationQueuingNode$PropagateAction.execute(<u>PropagationQueuingNode.java:394</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.common.AbstractWorkingMemory.executeQueuedActions(<u>AbstractWorkingMemory.java:1486</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at org.drools.common.NamedEntryPoint.insert(<u>NamedEntryPoint.java:158</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.common.NamedEntryPoint.insert(<u>NamedEntryPoint.java:122</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.common.NamedEntryPoint.insert(<u>NamedEntryPoint.java:80</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.drools.common.NamedEntryPoint.insert(<u>NamedEntryPoint.java:28</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.module.drools.Drools.assertEvent(<u>Drools.java:165</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.module.bpm.Rules.handleEvent(<u>Rules.java:131</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.module.bpm.RulesComponent.doInvoke(<u>RulesComponent.java:84</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at org.mule.component.AbstractComponent.invokeInternal(<u>AbstractComponent.java:120</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.component.AbstractComponent.access$000(<u>AbstractComponent.java:56</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.component.AbstractComponent$1$1.process(<u>AbstractComponent.java:234</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at org.mule.processor.chain.DefaultMessageProcessorChain.doProcess(<u>DefaultMessageProcessorChain.java:88</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.processor.chain.AbstractMessageProcessorChain.process(<u>AbstractMessageProcessorChain.java:89</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.processor.chain.InterceptingChainLifecycleWrapper.doProcess(<u>InterceptingChainLifecycleWrapper.java:63</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.processor.chain.AbstractMessageProcessorChain.process(<u>AbstractMessageProcessorChain.java:89</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.processor.chain.InterceptingChainLifecycleWrapper.process(<u>InterceptingChainLifecycleWrapper.java:94</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.component.AbstractComponent.process(<u>AbstractComponent.java:154</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.processor.AbstractInterceptingMessageProcessor.processNext(<u>AbstractInterceptingMessageProcessor.java:93</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.interceptor.AbstractEnvelopeInterceptor.process(<u>AbstractEnvelopeInterceptor.java:55</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.processor.AsyncInterceptingMessageProcessor.processNextTimed(<u>AsyncInterceptingMessageProcessor.java:118</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at org.mule.processor.SedaStageInterceptingMessageProcessor$SedaStageWorker.doWork(<u>SedaStageInterceptingMessageProcessor.java:197</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.processor.SedaStageInterceptingMessageProcessor$SedaStageWorker.doRun(<u>SedaStageInterceptingMessageProcessor.java:178</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
org.mule.work.AbstractMuleEventWork.run(<u>AbstractMuleEventWork.java:43</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at org.mule.work.WorkerContext.run(<u>WorkerContext.java:309</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(<u>ThreadPoolExecutor.java:886</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at java.util.concurrent.ThreadPoolExecutor$Worker.run(<u>ThreadPoolExecutor.java:908</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 color=red
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New";
color:red'> at java.lang.Thread.run(<u>Thread.java:619</u>)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=red face="Courier New"><span
style='font-size:10.0pt;font-family:"Courier New";color:red'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoAutoSig><b><i><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-weight:bold;font-style:italic'>Thanks &
Regards,<o:p></o:p></span></font></i></b></p>
<p class=MsoAutoSig><b><i><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-weight:bold;font-style:italic'>Hari Kishan T<o:p></o:p></span></font></i></b></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p><font size=3 face="Times New Roman"><span style='font-size:12.0pt'><img
width=176 height=69 id="_x0000_i1025" src="cid:image001.jpg@01CC7885.6D924DF0"
border=0><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
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